Add dynamic greeting function
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config.fish
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config.fish
@ -14,10 +14,12 @@
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# * Abbreviated + colorized working directory
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# * VCS status
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# * Dynamic prompt character (root/user, return status)
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# * Dynamic greeting function ()
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# * Optional timestamps
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#
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# Configurable variables:
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# * __fish_prompt_show_timestamps - If set, displays timestamps on the right side of the terminal
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# * __fish_greeting_fortune_cookies - Overrides the default list of fortune cookies to use for greetings
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#####################
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# Setting Variables #
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@ -25,11 +27,58 @@
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set __fish_git_prompt_show_informative_status true
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set fish_greeting "Hello, commander."
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set fish_key_bindings fish_default_key_bindings
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set fish_color_command 8787ff
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set VIRTUAL_ENV_DISABLE_PROMPT true
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#####################
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# Greeting Function #
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#####################
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function fish_greeting --description 'Display a greeting when the session begins'
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##################
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# Fortune greeting
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if type -q fortune
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# Set up list of desired cookies
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set -l desired_cookies
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if not set -q __fish_greeting_fortune_cookies
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set desired_cookies computers people science education work wisdom
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else
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set desired_cookies $__fish_greeting_fortune_cookies
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end
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# Determine which desired cookies are available
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set -l found_cookies
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for cookie in $desired_cookies
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if fortune -s $cookie > /dev/null ^ /dev/null
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set -a found_cookies $cookie
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end
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end
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# If any desired cookies are found, source a fortune from them
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if test (count $found_cookies) -gt 0
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fortune -s $found_cookies
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return
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end
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# Otherwise, just print whatever
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fortune -s
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return
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end
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#################
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# Static greeting
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echo "Hello, commander."
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end
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####################
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# Battery Function #
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####################
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@ -39,35 +88,35 @@ function battery --description 'Display the current status of the battery'
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#################
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# Local variables
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set -l battery_file /sys/class/power_supply/BAT0/capacity
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set -l battery_files /sys/class/power_supply/BAT*/capacity
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set -l normal (set_color normal)
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set -l yellow (set_color bryellow)
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set -l orange (set_color yellow)
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set -l blue (set_color brblue)
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set -l gray (set_color 5e5e5e brblack)
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#####################
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# ACPI battery status
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if type acpi > /dev/null
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set -l battery_str (acpi | cut -d "," -f 2- | string trim)
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set battery_str (string replace -r '([[:digit:]]{1,3}%), (.*)$' "$yellow\$1$normal $orange(\$2)$normal" $battery_str)
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printf "%s" $blue "Remaining battery:$normal " $battery_str
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if type -q acpid
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set -l battery_str (acpi | grep "Unknown" --invert | head -n 1 | cut -d "," -f 2- | string trim)
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set battery_str (string replace -r '([[:digit:]]{1,3}%), (.*)$' "$yellow\$1$normal $gray(\$2)$normal" $battery_str)
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echo "Battery status: $battery_str"
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return
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end
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#########################
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# Fallback battery status
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if test -f $battery_file
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printf "%s" $blue "Remaining battery:$normal " $yellow (cat $battery_file) "%$normal"
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if test -f $battery_files
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set -l battery_str "$yellow"(cat $battery_files | head -n 1 | string trim)"%$normal"
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echo "Battery status: $battery_str"
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return
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end
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#####################
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# Unsupported battery
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printf "%s" $blue "No battery detected.$normal"
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echo "No battery detected."
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end
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@ -91,7 +140,7 @@ end
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# Prompt Function #
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###################
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function fish_prompt --description 'Write out the prompt'
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function fish_prompt --description 'Display a formatted terminal prompt'
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####################
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# Exit Status
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@ -145,7 +194,7 @@ function fish_prompt --description 'Write out the prompt'
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set -l venv_seg ""
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if test -n "$VIRTUAL_ENV"
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set venv_seg "$gray(" (basename $VIRTUAL_ENV) ")$normal "
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set venv_seg "$gray("(basename $VIRTUAL_ENV)")$normal "
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end
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#################
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@ -157,13 +206,17 @@ function fish_prompt --description 'Write out the prompt'
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# Working Directory (PWD) Segment
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set -g fish_prompt_pwd_dir_length 1
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set -l pwd_seg "in $gray" (prompt_pwd)
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set pwd_seg (string replace -ar '(.+/)([^/]*$)' "$darkgray\$1$gray\$2$normal" $pwd_seg)
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set -l pwd_seg (prompt_pwd)
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if test (string length $pwd_seg) -eq 1
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set pwd_seg (string replace -ar '^.*$' "in $gray\$0$normal" $pwd_seg)
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else
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set pwd_seg (string replace -ar '^(.*[~\/])([^\/]*$)' "in $darkgray\$1$gray\$2$normal" $pwd_seg)
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end
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####################
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# VCS Status Segment
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set -l vcs_seg (__fish_vcs_prompt) ""
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set -l vcs_seg (__fish_vcs_prompt)
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##################
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# Prompt Character
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@ -176,9 +229,7 @@ function fish_prompt --description 'Write out the prompt'
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#########
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# Output
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printf "\n"
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printf "%s" $venv_seg $ssh_seg $user_host_seg $pwd_seg $vcs_seg
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printf "\n%s" $prompt_char
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echo -se $venv_seg $ssh_seg $user_host_seg $pwd_seg $vcs_seg "\n" $prompt_char
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end
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@ -186,7 +237,7 @@ end
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# Right Prompt Function #
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#########################
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function fish_right_prompt
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function fish_right_prompt --description "Display a right-aligned terminal prompt"
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#############################
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# Enable/disable right prompt
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@ -198,11 +249,13 @@ function fish_right_prompt
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#################
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# Local variables
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set -l normal (set_color normal)
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set -l darkgray (set_color 3b3b3b brblack)
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###########
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# Timestamp
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printf "%s" $darkgray (date +"[%H:%M:%S]")
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set -l timestamp_str "$darkgray"(date +"[%H:%M:%S]")"$normal"
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echo -s "$darkgray$timestamp_str"
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end
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